SOLUTION: 2^5/2-2^3/2 How?

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Question 363659: 2^5/2-2^3/2 How?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
2^5/2-2^3/2
sqrt2^5-sqrt2^3
sqrt32-sqrt8
sqrt16*2-sqrt4*2
4sqrt2-2sqrt2
(4-2)sqrt2
2sqrt2=2*1.414=2.828 ans.